S10E5:Whale Shark

1 Mar 201149 minTV-PG

Whale sharks grow to over 12 meters long but are gentle, filter-feeding giants . Beginning at the fabulous coral reef of Ningaloo in Western Australia, intrepid marine biologist Mark Meekan attempts to unravel the mysterious wanderings of the biggest fish in the sea . He makes a breakthrough which doesn't just add to our understanding of these huge 'dinosaur fish', it could help save them.